element.yml

# DOMAIN=example.com docker stack deploy -c element.yml element

services:
  web:
    image: vectorim/riot-web:${VERSION:-v1.7.33}
    command:
      - /bin/sh
      - -c
      - |
        sed -i -e 's#https://matrix-client.matrix.org#'$$SCHEME'://'$$DOMAIN'#g' /app/config.json
        sed -i -e 's/matrix.org/'$$DOMAIN'/g' /app/config.json
        sed -i -e 's/"breadcrumbs": true/"breadcrumbs": true,\n        "language": "'$$LANGUAGE'"/g' /app/config.json
        nginx -g 'daemon off;'
    environment:
      - DOMAIN=${DOMAIN:-element.localhost}
      - SCHEME=${SCHEME:-https}
      - LANGUAGE=${LANGUAGE:-fr_FR}
    deploy:
      labels:
        - traefik.enable=true
        - traefik.http.routers.element-${NUMBER:-1}.rule=Host(`${DOMAIN:-element.localhost}`)
        - traefik.http.routers.element-${NUMBER:-1}.entrypoints=${SCHEME:-https}
        - traefik.http.routers.element-${NUMBER:-1}.service=element-${NUMBER:-1}
        - traefik.http.routers.element-${NUMBER:-1}.tls.certresolver=letsencrypt
        - traefik.http.services.element-${NUMBER:-1}.loadbalancer.server.port=80
    networks:
      - traefik
      - internal

  synapse:
    image: matrixdotorg/synapse:v1.35.1
    entrypoint: /bin/sh
    command:
      - -c
      - |
        sed -i -e 's/#enable_registration: false/enable_registration: '$$ENABLE_REGISTRATION'/g' /data/homeserver.yaml
        sed -i -e 's/log_config:/#log_config:/g' /data/homeserver.yaml
        /start.py
    environment:
      - ENABLE_REGISTRATION=${ENABLE_REGISTRATION:-true}
    volumes:
      - ${VOLUME_PATH}synapse:/data
    deploy:
      labels:
        - traefik.enable=true
        - traefik.http.routers.element-synapse-${NUMBER:-1}.rule=Host(`${DOMAIN:-element.localhost}`) && PathPrefix(`/_matrix`)
        - traefik.http.routers.element-synapse-${NUMBER:-1}.entrypoints=${SCHEME:-https}
        - traefik.http.routers.element-synapse-${NUMBER:-1}.service=element-synapse-${NUMBER:-1}
        - traefik.http.routers.element-synapse-${NUMBER:-1}.tls.certresolver=letsencrypt
        - traefik.http.services.element-synapse-${NUMBER:-1}.loadbalancer.server.port=8008
    networks:
      - traefik
      - internal

  synapse-init:
    image: matrixdotorg/synapse:v1.35.1
    command: generate
    volumes:
      - ${VOLUME_PATH}synapse:/data
    environment:
      - SYNAPSE_SERVER_NAME=${DOMAIN:-element.localhost}
      - SYNAPSE_REPORT_STATS=no
      - SYNAPSE_NO_TLS=yes
    deploy:
      restart_policy:
        condition: on-failure
    networks:
      - internal

volumes:
  synapse:

networks:
  internal:
    driver: overlay
    attachable: true
  traefik:
    external: true
    name: traefik-net